B) Simple Events
A cup has sticks numbered 1 through 13. What is the probability of an odd number?
What is 7/13?
A coin and a die are both rolled. What is the probability of flipping tails and an even number?
What is 1/4?
A coin is flipped 10 times and lands on heads 4 out of the 10 flips.
Based on this data, how many times will the coin land on heads out of 100 flips?
What is 40 times?
Using your Algebra classmates, you take a survey of how many students own Air Jordan's and then apply that to the whole GW population. Experimental or theoretic?
What is Theoretic?
A bag contains marbles; 3 red, 2 green, 5 yellow, 8 black, 4 purple. The probability of drawing a yellow marble (not replacing it) and then a black marble.
What is 20/231
A spinner has 6 equal sections, red, blue, yellow, green, orange, and pink. What is the probability that the spinner will land on yellow?
What is 1/6?
A bag contains the following marbles: 4 red, 2 green, 3 yellow, and 1 orange. What is the probability that a green then a red will be picked, if the marble is replaced for the second draw.
What is 2/25?
Out of the 150 tomato seeds that Mari planted, only 90 sprouted.
Based on this, if Mari bought 300 more tomato seeds how many should she expect to sprout?
What is 180 seeds?
Mia tosses a coin and gets heads 7 times out of 20. Is this theoretical or experimental?
What is experimental?
Flipping a coin and if it is tails rolling a die for 4 or greater.
What is 1/4
A spinner has 10 equal sections, 1,2,3,4,5,6,7,8,9, and 10. If the spinner is spun, what is the probability of spinning a number less than 7?
What is 3/5?
A drawer contains 4 white, 4 black, 2 yellow, and 5 polka-dot socks and Taylor wants to find a pair of yellow socks to wear to school. What is the probability that she will choose yellow and then yellow again?
What is 4/225 or 1.78%
The 200 students in a school band will attend an awards dinner. A random survey of 25 of these students was conducted to determine how many of each meal should be prepared for the dinner. The results of the survey are shown.
12 students want a beef meal.
8 students want a chicken meal.
5 students want a pasta meal.
Based on this survey, how many students will want a chicken meal out of the total 200 students?
What is 64 meals.
The probability of drawing a face card from a standard deck of cards is 3/13. Is this theoretical or experimental probability?
What is theoretical?
A drawer contains 20 socks: 8 blue, 4 green, 6 black, and 2 white. What is the probability of picking out a blue sock?
What is 2/5?
A blue number cube and then an orange number cube are rolled. What is the Probability you first roll a three, and then an even number?
What is 1/12?
(the colors are extraneous information)
If Lucy has a bouquet of flowers and she has chosen 3 tulips out of the last 11 flowers put in the bouquet. If she puts a total of 33 flowers in the bouquet, how many flowers can you predict will be tulips?
What is 9 tulips?
Selecting from 30 named sticks from a cup with replacement. Probability of selecting Maddie and then Grace
What is 1/900
A class has 20 boys and 12 girls. What is the percent chance that they will choose a boy to answer a question?
What is 20/32 = 62.5%?
A spinner with equal sections of red, blue, green, and purple is spun while a number cube is rolled. What is the P (not blue and not a 3)
What is 5/8?
A box of pizza contains three cheese slices, seven pepperoni slices, and five supreme slices. Paris randomly chooses a slice, eats it and then reaches in for another random slice. What is the Probability of choosing cheese then supreme?
What is 1/14?
5 unique bunnies in a box. The probability that a black bunny will escape first, then the white one and then the spotted one.
What is 1/60